1. Pseudohermaphroditism in
Ilyanassa obsoleta
(Mollusca: Neogastropoda)
2. The estuarine mud snail, Nassarius obsoletus: Abnormalities in the reproductive system. J. Mollusc. Stud. in press (1980).
3. Male characteristics in female Nassarius obsoletus: Variations related to locality, season and year. Veliger in press.